Dos especies nuevas de la familia Rubiaceae de la sierra de los Tuxtlas, Veracruz, México
Por:
Torres-Montufar, A, Ochoterena, H
Publicada:
1 dic 2013
Resumen:
Two new species of Rubiaceae are described from Sierra de los Tuxtlas in southern Veracruz, Mexico: Arachnotrhyx pumae (Guettardeae) and Hoffmannia altipetens (Hamelieae). Arachnotrhyx pumae is similar to A. buddleioides and A. villosa, but it differs by the triangular stipules, 2.0 to 3.0 mm long, lax inflorescence, floral bracts of 3.0 mm long and 1.0 mm width, 10-ribbed fruit and the folded seed. Hoffmannia altipetens is characterized by cystoliths on the leaf veins, inflorescences with 2 to 6 axis per node and white fruits.
Filiaciones:
Torres-Montufar, A:
Univ Nacl Autonoma Mexico, Inst Biol, Mexico City 04510, DF, Mexico
Ochoterena, H:
Univ Nacl Autonoma Mexico, Inst Biol, Mexico City 04510, DF, Mexico
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